TNPSC Thervupettagam

State of Global Air 2017

April 3 , 2019 1874 days 733 0
  • Exposure to outdoor and indoor air pollution contributed to over 1.2 million deaths in India in 2017 according to the report ‘State of Global Air’.
  • This report is released by Health Effects Institute, an independent, non-profit US based research institute.
  • The study reports that the life on average of a South Asian child growing up in current high levels of air pollution will be shortened by 2 years and six months.
  • A majority of Air pollution deaths are directly attributed to PM2.5, half of which are generated from India and China together.
  • Fossil fuel generated emissions are responsible for about 65 per cent of premature deaths from human-made air pollutants worldwide.
  • India has initiated major steps to address air pollution and pollution sources like
    • The Pradhan Mantri Ujjwala Yojana
    • Accelerated Bharat Stage VI clean vehicle standards
    • National Clean Air Programme.
PM 2.5
  • PM2.5 refers to atmospheric particulate matter (PM) that have a diameter of less than 2.5 micrometres.
  • These particles can be detected only with an Electron Microscope.
  • This increases the chances of humans and animals inhaling them into the bodies.
  • Fine particles are known to trigger or worsen chronic disease such as asthma, heart attack, bronchitis and other respiratory problems.

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